Given a directory, this will recursively list all of the ReadMe files that were unzipped. This should result in a single text file with a list of all of the publication dates from the ReadMe file.
getReadmePublicationDate(savepath, out_filepath, dpID)
The root folder directory where the ReadMe files are located.
The output directory and filename.
The data product identifier
License: GNU AFFERO GENERAL PUBLIC LICENSE Version 3, 19 November 2007